2 * Copyright (c) 2001 Cubical Solutions Ltd. All rights reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
7 * 1. Redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 * notice, this list of conditions and the following disclaimer in the
11 * documentation and/or other materials provided with the distribution.
13 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
14 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
16 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
17 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
18 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
19 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
20 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
21 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
22 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
25 * capi/iavc/iavc_pci.c
26 * The AVM ISDN controllers' PCI bus attachment handling.
28 * $FreeBSD: src/sys/i4b/capi/iavc/iavc_pci.c,v 1.1.2.1 2001/08/10 14:08:34 obrien Exp $
35 #if (NIAVC > 0) && (NI4BCAPI > 0) && (NPCI > 0)
37 #include <sys/param.h>
38 #include <sys/kernel.h>
39 #include <sys/systm.h>
41 #include <sys/socket.h>
44 #include <machine/clock.h>
46 #include <machine/bus.h>
47 #include <machine/resource.h>
53 #include <pci/pcireg.h>
54 #include <pci/pcivar.h>
56 #include <machine/i4b_debug.h>
57 #include <machine/i4b_ioctl.h>
58 #include <machine/i4b_trace.h>
60 #include <i4b/include/i4b_global.h>
61 #include <i4b/include/i4b_l3l4.h>
62 #include <i4b/include/i4b_mbuf.h>
64 #include <i4b/capi/capi.h>
66 #include <i4b/capi/iavc/iavc.h>
70 #define PCI_AVM_VID 0x1244
71 #define PCI_AVMT1_DID 0x1200
72 #define PCI_AVMB1_DID 0x0700
74 /* PCI driver linkage */
76 static void iavc_pci_intr(iavc_softc_t *sc);
77 static int iavc_pci_probe(device_t dev);
78 static int iavc_pci_attach(device_t dev);
80 static device_method_t iavc_pci_methods[] =
82 DEVMETHOD(device_probe, iavc_pci_probe),
83 DEVMETHOD(device_attach, iavc_pci_attach),
87 static driver_t iavc_pci_driver =
94 static devclass_t iavc_pci_devclass;
96 DRIVER_MODULE(iavc, pci, iavc_pci_driver, iavc_pci_devclass, 0, 0);
98 /* Driver soft contexts */
100 iavc_softc_t iavc_sc[IAVC_MAXUNIT];
102 /*---------------------------------------------------------------------------*
104 *---------------------------------------------------------------------------*/
107 iavc_pci_probe(device_t dev)
109 u_int16_t did = pci_get_device(dev);
110 u_int16_t vid = pci_get_vendor(dev);
112 if ((vid == PCI_AVM_VID) && (did == PCI_AVMT1_DID)) {
113 device_set_desc(dev, "AVM T1 PCI");
114 } else if ((vid == PCI_AVM_VID) && (did == PCI_AVMB1_DID)) {
115 device_set_desc(dev, "AVM B1 PCI");
123 /*---------------------------------------------------------------------------*
125 *---------------------------------------------------------------------------*/
128 iavc_pci_attach(device_t dev)
130 struct iavc_softc *sc;
132 u_int16_t did = pci_get_device(dev);
133 int unit = device_get_unit(dev), ret;
135 /* check max unit range */
137 if (unit >= IAVC_MAXUNIT) {
138 printf("iavc%d: too many units\n", unit);
142 sc = iavc_find_sc(unit); /* get softc */
146 /* use the i/o mapped base address */
148 sc->sc_resources.io_rid[0] = 0x14;
150 if (!(sc->sc_resources.io_base[0] =
151 bus_alloc_resource(dev, SYS_RES_IOPORT,
152 &sc->sc_resources.io_rid[0],
153 0UL, ~0UL, 1, RF_ACTIVE))) {
154 printf("iavc%d: can't allocate io region\n", unit);
158 sc->sc_iobase = rman_get_start(sc->sc_resources.io_base[0]);
159 sc->sc_io_bt = rman_get_bustag(sc->sc_resources.io_base[0]);
160 sc->sc_io_bh = rman_get_bushandle(sc->sc_resources.io_base[0]);
162 /* use the memory mapped DMA controller */
164 sc->sc_resources.mem_rid = 0x10;
166 if (!(sc->sc_resources.mem =
167 bus_alloc_resource(dev, SYS_RES_MEMORY,
168 &sc->sc_resources.mem_rid,
169 0UL, ~0UL, 1, RF_ACTIVE))) {
170 printf("iavc%d: can't allocate memory region\n", unit);
174 sc->sc_membase = rman_get_start(sc->sc_resources.mem);
175 sc->sc_mem_bt = rman_get_bustag(sc->sc_resources.mem);
176 sc->sc_mem_bh = rman_get_bushandle(sc->sc_resources.mem);
178 /* do some detection */
184 if (did == PCI_AVMT1_DID) {
185 sc->sc_capi.card_type = CARD_TYPEC_AVM_T1_PCI;
186 sc->sc_capi.sc_nbch = 30;
190 printf("iavc%d: no card detected?\n", sc->sc_unit);
192 printf("iavc%d: black box not on\n", sc->sc_unit);
200 } else if (did == PCI_AVMB1_DID) {
201 sc->sc_capi.card_type = CARD_TYPEC_AVM_B1_PCI;
202 sc->sc_capi.sc_nbch = 2;
203 ret = b1dma_detect(sc);
207 printf("iavc%d: no card detected?\n", sc->sc_unit);
215 if (sc->sc_dma) b1dma_reset(sc);
217 if (sc->sc_t1) t1_reset(sc);
221 /* of course we need an interrupt */
223 sc->sc_resources.irq_rid = 0x00;
225 if(!(sc->sc_resources.irq =
226 bus_alloc_resource(dev, SYS_RES_IRQ,
227 &sc->sc_resources.irq_rid,
228 0UL, ~0UL, 1, RF_SHAREABLE|RF_ACTIVE))) {
229 printf("iavc%d: can't allocate irq\n",unit);
233 /* finalize our own context */
235 memset(&sc->sc_txq, 0, sizeof(struct ifqueue));
236 sc->sc_txq.ifq_maxlen = sc->sc_capi.sc_nbch * 4;
238 #if defined (__FreeBSD__) && __FreeBSD__ > 4
239 mtx_init(&sc->sc_txq.ifq_mtx, "i4b_ivac_pci", MTX_DEF);
243 sc->sc_state = IAVC_DOWN;
244 sc->sc_blocked = FALSE;
246 /* setup capi link */
248 sc->sc_capi.load = iavc_load;
249 sc->sc_capi.reg_appl = iavc_register;
250 sc->sc_capi.rel_appl = iavc_release;
251 sc->sc_capi.send = iavc_send;
252 sc->sc_capi.ctx = (void*) sc;
254 if (capi_ll_attach(&sc->sc_capi)) {
255 printf("iavc%d: capi attach failed\n", unit);
259 /* setup the interrupt */
261 if(bus_setup_intr(dev, sc->sc_resources.irq, INTR_TYPE_NET,
262 (void(*)(void*))iavc_pci_intr,
264 printf("iavc%d: irq setup failed\n", unit);
268 /* the board is now ready to be loaded */
273 /*---------------------------------------------------------------------------*
275 *---------------------------------------------------------------------------*/
278 iavc_pci_intr(struct iavc_softc *sc)
280 iavc_handle_intr(sc);